I've tried to bring the current unit back to life with an firmware cd with no luck. how does one go about taking out the old unit? is there a way to just wake it slide out? i read somewhere thats what those 4 holes on each corner are there for.

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2004 4.4
Olivine Green on Napa Black Leather.
Fully Loaded Including Sport.
Adjustable Height w/ Staggered Tires.
No Mods